A chemist has one solution which is 50% acid and another solution which is 25% acid. How much each solution should be mixed to make 10 liters of a 40% acid solution ?(Use Cramer's rule to solve the problem).

A chemist has one solution which is 50% acid and another solution which is 25% acid. How much each solution should be mixed to make 10 liters of a 40% acid solution ?(Use Cramer's rule to solve the problem).

Matching exercise

Match the items on the right to the items on the left.

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